Cognomen Seydy (Seydy 
, Сеыди 
) , worldwide, is a rare family name. The surname Seydy is habitual in Honduras, where it is quite a rare surname, Senegal, and Nicaragua, where it is a rare surname. In absolute terms, it most frequently occurs in Senegal, Honduras, and Mexico. Likewise, Seydy is the forename as well as the last name.